Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4331421 | Reversible unidirectional flow pump with axial frictionally engaged recessed valve plate | Othel L. Jones | 1982-05-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4331421 | Reversible unidirectional flow pump with axial frictionally engaged recessed valve plate | Othel L. Jones | 1982-05-25 |